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AWK for Human Beings

This is a quick and dirty AWK tutorial demonstrating the most common usages and features that one can use on a daily basis by human beings.  Three variants: AWK standalone, integrated into ksh, and one-liner are provided.    On my system, AWK pointed to GAWK.  GAWK has an expanded command set but here we will […]

Linux: Resetting an MD5 hash for ssh or ftp login.

Just happened to have forgotten a password for one of my user accounts on my workstation and remembered a handy little thing one can do to reset a pass. If you have root access, one can simply regenerate the MD5 hash with:

Configuring Linux Bonding: bond0 using eth0 eth1 and wlan0

This is a simple howto tutorial for creating and bonding three interfaces, a wireless one (wlan0), one RealTek based GIGe cabled NIC (eth0) and another alternate Intel based GIGe NIC (eth1).  This is partially a conceptual howto since a home HTPC / Backup center probably doesn't need three separate NIC's for redundancy.  However, with recent […]

LINUX PXE: Installing and Network Booting Windows 7, Linux, Solaris using PXE

In this post we'll configure network booting through PXE.  PXE stands for Preboot eXecution Environment and has been available for Network Devices (or NIC's) for some time.  Such a network boot setup has many uses in particular in OS setup and deployment.  In this post I'll introduce the steps to quickly set one up.  The […]

Linux Administration: Resetting the root password when forgotten.

So you've lost the password to the root account.  Worst, you've had a boot password and it was the same.  Here are some instructions on how to get back into your system:

Linux LVM: Resizing partitions.

This post is designed as a blind test, meaning its sole purpose is for testing and learning LVM functionality.  In this process we will work with an existing LVM that contains live data to grow, shrink and move it's contents around.  Before we do anything, a disclaimer is in order: DISCLAIMER: Aside from the disclaimer […]

Linux LVM: Recovering a lost volume.

  It may become necessary to recover or rebuild an LVM in case either a backup /etc/lvm/backup/<VOLGROUP> is not available or becomes lost or other conditions arise causing loss of system volume data.  What might otherwise appear destroyed, deleted or inaccessible, LVM comes with a few backup options in case of disaster.  Here are the […]

Red Hat Linux Fedora: Fedora 13 to Fedora 14(64) upgrade.

In this upgrade, I planned to skip a version to see how things go jumping up two levels.  Unfortunately reading this post from The Register about Linus Torvalds had me thinking back to F14 again.  (This brings back fond memories of the KDE 4.0 desktop upgrade issues in F9 that didn't go so well.  I […]

Would you see this and stop in time?

Is this the smallest stop sign you've seen?

VLC: VideoLAN video player: Failed to connect to the D-Bus session daemon: /bin/dbus-launch terminated abnormally with the following error: No protocol specified

The VLC player is rumoured to be one of the best players to day for playing many different formats including mts and m2ts proprietary SONY formats. (Which just so happens to be the format of my Camcorder movies)  This is the way my camcorder has been saving them in and to date, there are few […]


     
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